I've never seen a 5 ton '51 model Chevrolet. Made in the USA '51 Chevrolet trucks were rated no higher than 2 ton. I've seen some Canadian built imports rated as high as 3 ton. What series is yours ?

Spanky Hardy
Collector Of Fine Old G.M. COE Trucks & Antique Holmes Wreckers

1948 Chevrolet 5700 COE Holmes HD W35 Wrecker
In the Stovebolt Gallery
More pictures on Photobucket

1950 GMC 250 1-Ton
In the Stovebolt Gallery